DE3868948D1 - 4,4-dimethyltetrahydropyr-2-on-derivate, verfahren zu ihrer herstellung und ihre verwendung zur synthese von pyretrinverbindungen. - Google Patents
4,4-dimethyltetrahydropyr-2-on-derivate, verfahren zu ihrer herstellung und ihre verwendung zur synthese von pyretrinverbindungen.Info
- Publication number
- DE3868948D1 DE3868948D1 DE8888400035T DE3868948T DE3868948D1 DE 3868948 D1 DE3868948 D1 DE 3868948D1 DE 8888400035 T DE8888400035 T DE 8888400035T DE 3868948 T DE3868948 T DE 3868948T DE 3868948 D1 DE3868948 D1 DE 3868948D1
- Authority
- DE
- Germany
- Prior art keywords
- synthesis
- pyretrine
- dimethyltetrahydropyr
- derivatives
- compounds
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Lifetime
Links
Classifications
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07D—HETEROCYCLIC COMPOUNDS
- C07D493/00—Heterocyclic compounds containing oxygen atoms as the only ring hetero atoms in the condensed system
- C07D493/02—Heterocyclic compounds containing oxygen atoms as the only ring hetero atoms in the condensed system in which the condensed system contains two hetero rings
- C07D493/04—Ortho-condensed systems
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07D—HETEROCYCLIC COMPOUNDS
- C07D307/00—Heterocyclic compounds containing five-membered rings having one oxygen atom as the only ring hetero atom
- C07D307/77—Heterocyclic compounds containing five-membered rings having one oxygen atom as the only ring hetero atom ortho- or peri-condensed with carbocyclic rings or ring systems
- C07D307/93—Heterocyclic compounds containing five-membered rings having one oxygen atom as the only ring hetero atom ortho- or peri-condensed with carbocyclic rings or ring systems condensed with a ring other than six-membered
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Epoxy Compounds (AREA)
- Heterocyclic Carbon Compounds Containing A Hetero Ring Having Oxygen Or Sulfur (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
- Pyridine Compounds (AREA)
- Hydrogenated Pyridines (AREA)
- Pharmaceuticals Containing Other Organic And Inorganic Compounds (AREA)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR8700150A FR2609466B1 (fr) | 1987-01-09 | 1987-01-09 | Nouveaux derives de la 4,4-dimethyl tetrahydro pyr-2-one, leur procede de preparation et leur application a la synthese de produits pyrethrinoides |
FR878710792A FR2618781B2 (fr) | 1987-01-09 | 1987-07-30 | Procede de preparation de derives de la 4,4-dimethyl tetrahydro pyr-2-one |
Publications (1)
Publication Number | Publication Date |
---|---|
DE3868948D1 true DE3868948D1 (de) | 1992-04-16 |
Family
ID=26225708
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE8888400035T Expired - Lifetime DE3868948D1 (de) | 1987-01-09 | 1988-01-08 | 4,4-dimethyltetrahydropyr-2-on-derivate, verfahren zu ihrer herstellung und ihre verwendung zur synthese von pyretrinverbindungen. |
Country Status (9)
Country | Link |
---|---|
US (2) | US4837341A (ja) |
EP (1) | EP0277052B1 (ja) |
JP (1) | JP2756963B2 (ja) |
AT (1) | ATE73455T1 (ja) |
DE (1) | DE3868948D1 (ja) |
ES (1) | ES2032573T3 (ja) |
FI (1) | FI89360C (ja) |
FR (1) | FR2618781B2 (ja) |
HU (1) | HU202533B (ja) |
Families Citing this family (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4985571A (en) * | 1988-10-01 | 1991-01-15 | Seiichi Takano | 6-membered lactones useful as intermediates for antilipemic mevalonic acid lactones |
WO2011028571A1 (en) * | 2009-09-01 | 2011-03-10 | Tapestry Pharmaceuticals, Inc. | Taxane analogues, their use, pharmaceutical compositions containing them, and processes for their preparation |
Family Cites Families (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4228080A (en) * | 1977-11-14 | 1980-10-14 | Hoffmann-La Roche Inc. | Process for the preparation of methyl 3,4-anhydro-2,6-dideoxy-L-ribo-hexopyranoside |
US4368267A (en) * | 1978-04-14 | 1983-01-11 | Exxon Research And Engineering Co. | Epoxidation of lower α-olefins |
GB2052479B (en) * | 1979-04-06 | 1983-04-07 | Shell Int Research | Bicyclohexane compound useful as an intermediate in the preparation of pyrethroid insecticides |
FR2458533A1 (fr) * | 1979-06-06 | 1981-01-02 | Roussel Uclaf | Acide pentenoique substitue, son procede de preparation et son application a la preparation de derives cyclopropaniques substitues |
EP0041283B1 (en) * | 1980-05-30 | 1985-07-24 | Shell Internationale Researchmaatschappij B.V. | Process for the preparation of dihalomethylene-lactones |
US4483997A (en) * | 1983-01-31 | 1984-11-20 | Texaco Inc. | Olefin epoxidation with inorganic metal phosphate enhanced catalyst |
-
1987
- 1987-07-30 FR FR878710792A patent/FR2618781B2/fr not_active Expired - Lifetime
-
1988
- 1988-01-07 US US07/142,534 patent/US4837341A/en not_active Expired - Lifetime
- 1988-01-08 FI FI880063A patent/FI89360C/fi not_active IP Right Cessation
- 1988-01-08 EP EP88400035A patent/EP0277052B1/fr not_active Expired - Lifetime
- 1988-01-08 AT AT88400035T patent/ATE73455T1/de not_active IP Right Cessation
- 1988-01-08 DE DE8888400035T patent/DE3868948D1/de not_active Expired - Lifetime
- 1988-01-08 JP JP63001419A patent/JP2756963B2/ja not_active Expired - Lifetime
- 1988-01-08 HU HU8853A patent/HU202533B/hu not_active IP Right Cessation
- 1988-01-08 ES ES198888400035T patent/ES2032573T3/es not_active Expired - Lifetime
-
1989
- 1989-01-17 US US07/297,757 patent/US4868317A/en not_active Expired - Lifetime
Also Published As
Publication number | Publication date |
---|---|
FR2618781B2 (fr) | 1990-05-04 |
FI880063A0 (fi) | 1988-01-08 |
JPS63188680A (ja) | 1988-08-04 |
HUT46321A (en) | 1988-10-28 |
JP2756963B2 (ja) | 1998-05-25 |
US4837341A (en) | 1989-06-06 |
EP0277052B1 (fr) | 1992-03-11 |
FR2618781A2 (fr) | 1989-02-03 |
HU202533B (en) | 1991-03-28 |
FI89360C (fi) | 1993-09-27 |
US4868317A (en) | 1989-09-19 |
FI89360B (fi) | 1993-06-15 |
ATE73455T1 (de) | 1992-03-15 |
EP0277052A1 (fr) | 1988-08-03 |
FI880063A (fi) | 1988-07-10 |
ES2032573T3 (es) | 1993-02-16 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
8364 | No opposition during term of opposition | ||
8327 | Change in the person/name/address of the patent owner |
Owner name: BAYER CROPSCIENCE S.A., LYON, FR |
|
8328 | Change in the person/name/address of the agent |
Free format text: RIPPEL, H., DR., 60386 FRANKFURT |